Home / 23,689.11-35,521.79-7,888.58

Finding the Fourth Proportional to 23,689.11, 35,521.79 and 7,888.58

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Solution

The fourth proportional to 23,689.11, 35,521.79 and 7,888.58 is: 11,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,689.11 : 35,521.79 = 7,888.58 : x
  2. Step 2: Convert to fraction form
    23,689.11/35,521.79 = 7,888.58/x
  3. Step 3: Cross multiply
    23,689.11x = 35,521.79 × 7,888.58
  4. Step 4: Simplify right side
    23,689.11x = 280,216,398.31
  5. Step 5: Solve for x
    x = 280,216,398.31/23,689.11
  6. Step 6: Final answer
    x = 11,828.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.